1-methyl-3-(1,3-thiazol-2-yl)thiourea

1-(3-hydroxyphenyl)-3-methylthiourea

1-amino-3-methyl-1-phenylthiourea

1-(2-aminophenyl)-3-methylthiourea

5-amino-N-methyl-1,2,4-triazole-1-carbothioamide