1 FWW 4-[[4-[[4-[(3~{S})-3-[[4-[[(~{E})-3-(4-hydroxyphenyl)-2-methyl-prop-2-enoyl]amino]phenyl]carbonylamino]-2,5-bis(oxidanylidene)pyrrolidin-1-yl]phenyl]carbonylamino]-3-methoxy-2-oxidanyl-phenyl]carbonylamino]-3-methoxy-2-oxidanyl-benzoic acid 1.000 2 FWE 4-[[4-[[4-[(3~{S})-5-azanyl-3-[[4-[[(~{E})-3-(4-hydroxyphenyl)-2-methyl-prop-2-enoyl]amino]phenyl]carbonylamino]-2-oxidanylidene-3~{H}-pyrrol-1-yl]phenyl]carbonylamino]-3-methoxy-2-oxidanyl-phenyl]carbonylamino]-3-methoxy-2-oxidanyl-benzoic acid 0.968