Synonyms: 3-Ethyl-1-(4-(1-pyrrolidinyl)-2-butynyl)-2,4(1H,3H)-quinazolinedione oxalate;2,4(1H,3H)-Quinazolinedione, 3-ethyl-1-(4-(1-pyrrolidinyl)-2-butynyl)-, oxalate (1:1);3-ethyl-1-[4-(pyrrolidin-1-yl)but-2-yn-1-yl]quinazoline-2,4(1h,3h)-dione ethanedioate(1:1);23905-25-1;AC1Q5RLM;AC1L4S6Z;AR-1F3033;LS-140146;3-ethyl-1-(4-pyrrolidin-1-ylbut-2-ynyl)quinazoline-2,4-dione; oxalic acid;3-ethyl-1-[4-(pyrrolidin-1-yl)but-2-yn-1-yl]quinazoline-2,4(1H,3H)-dione ethanedioate (1:1)