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?? ???? >4-BENZOYL-5-[4-(DIMETHYLAMINO)PHENYL]-3-HYDROXY-1-{2-[(2-HYDROXYETHYL)AMINO]ETHYL}-1,5-DIHYDRO-2H-PYRROL-2-ONE
4-BENZOYL-5-[4-(DIMETHYLAMINO)PHENYL]-3-HYDROXY-1-{2-[(2-HYDROXYETHYL)AMINO]ETHYL}-1,5-DIHYDRO-2H-PYRROL-2-ONE
4-BENZOYL-5-[4-(DIMETHYLAMINO)PHENYL]-3-HYDROXY-1-{2-[(2-HYDROXYETHYL)AMINO]ETHYL}-1,5-DIHYDRO-2H-PYRROL-2-ONE ??
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4-BENZOYL-5-[4-(DIMETHYLAMINO)PHENYL]-3-HYDROXY-1-{2-[(2-HYDROXYETHYL)AMINO]ETHYL}-1,5-DIHYDRO-2H-PYRROL-2-ONE C??? ??, ??, ??
4-BENZOYL-5-[4-(DIMETHYLAMINO)PHENYL]-3-HYDROXY-1-{2-[(2-HYDROXYETHYL)AMINO]ETHYL}-1,5-DIHYDRO-2H-PYRROL-2-ONE ?? ?? ? ???
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4-BENZOYL-5-[4-(DIMETHYLAMINO)PHENYL]-3-HYDROXY-1-{2-[(2-HYDROXYETHYL)AMINO]ETHYL}-1,5-DIHYDRO-2H-PYRROL-2-ONE ?? ??
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