2-methoxy-2-(4-methylanilino)-1-phenylethanone

3-(4-氧代-3-对甲苯-3,4-二氢-2-喹唑啉)-丙酸

1-ethyl-3-(4-methylphenyl)urea

1,3-bis(4-methylphenyl)-1-nitrosourea

3-(4-chlorophenyl)-1-(4-methylphenyl)-1-nitrosourea