"PENTANOIC ACID, 5-OXO-5-(2-PROPYN-1-YLAMINO)-, 2,5-DIOXO-1-PYRROLIDINYL ESTER"
"PENTANOIC ACID, 5-OXO-5-(2-PROPYN-1-YLAMINO)-, 2,5-DIOXO-1-PYRROLIDINYL ESTER"
"PENTANOIC ACID, 5-OXO-5-(2-PROPYN-1-YLAMINO)-, 2,5-DIOXO-1-PYRROLIDINYL ESTER"
"PENTANOIC ACID, 5-OXO-5-(2-PROPYN-1-YLAMINO)-, 2,5-DIOXO-1-PYRROLIDINYL ESTER"