1910-68-5 AIDS-026006 AIDS026006 BW 33-T57 Hydrazinecarbothioamide, 2-(1,2-dihydro-1-methyl-2-oxo-3H-indol-3-ylidene)- Kemoviran M-IBT Marborane Methisazone Metisazone N-Methylisatin-3-thiosemicarbazone NSC69811 NSC70969 Viruzona