Chemistry is traditionally divided into organic and inorganic chemistry. COA of Formula: C28H52N4O8. The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 137076-54-1
The present invention relates to A compound of the formula I, in any of their stereoisomeric forms or a mixture of stereoisomeric forms in any ratio, and the pharmaceutically acceptable salts thereof, (I) wherein M is absent or present and a positively charged metal ion out of the group Gd, Yb, Mn, Cr, Cu, Fe, Pr, Nd, Sm, Tb, Yb, Dy, Ho, Er, Eu, Ga, 68Ga, 64Cu, 99mTc, 177Lu, 67Ga, 111In, 99Mo; and A1, A2, A3 and A4; L1, L2, L3 and L4; Y1, Y2, Y3 and Y4; Z1, Z2, Z3 and Z4 have the meanings indicated in the claims. The compounds of the formula I are valuable pharmacologically active compounds and are suitable for the treatment of osteoarthritis. The invention furthermore relates to processes for the preparation of the compounds of the formula I, their use as pharmaceuticals, and pharmaceutical compositions comprising them.
Note that a catalyst decreases the activation energy for both the forward and the reverse reactions and hence accelerates both the forward and the reverse reactions.COA of Formula: C28H52N4O8, you can also check out more blogs about137076-54-1
Reference：
Metal catalyst and ligand design,
Ligand Template Strategies for Catalyst Encapsulation – NCBI