1116-05-8 29242-47-5 53461-80-6 6133-30-8 Aspartic acid, N-amidino- (7CI) Aspartic acid, N-amidino-, L- (8CI) BRN 2098683 Guanidinosuccinic acid L-Aspartic acid, N-(aminoiminomethyl)- L-N-Amidinoaspartic acid N-(Aminoiminomethyl)-L-aspartic acid NSC 49078