Molecular Formula

2-Thiophenecarboxylic acid, 5-(3-oxo-3H-naphtho[2,1-b]pyran-2-yl)-

CAS:631898-59-4

Formula:C18H10O4S

2H-1-Benzopyran-2-one, 3-[(2-oxo-2H-1-benzopyran-4-yl)thio]-

CAS:88489-01-4

Formula:C18H10O4S

4H-1-Benzopyran-4-one, 3-(2-furanylcarbonyl)-2-(2-thienyl)-

CAS:65485-42-9

Formula:C18H10O4S

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