COc1cc2c(c(OC)c1OC)-c1ccc(OC)c(=O)cc1[C@@H](NC(C)=O)CC2 mol5169 0_1 COc1cc2c(c(OC)c1OC)-c1ccc(OC)c(=[OH+])cc1[C@@H](NC(C)=O)CC2 mol5169 1_1 COc1cc2c(c(OC)c1OC)-c1ccc(OC)c(=O)cc1[C@@H](NC(C)=[OH+])CC2 mol5169 1_2