Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -2.004\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: CCOCCCNc1nc(=S)[nH]c2cc(OC)c(OC)cc12
b: CCOCCCNC(=O)c1cc(Nc2ccc(OC)cc2OC)nc2ccccc12
c: COc1ccc(-n2c(C)cc(C(=O)COC(=O)c3cc(OC)c(OC)cc3NC(=O)c3cccs3)c2C)cc1
Answer: a. CCOCCCNc1nc(=S)[nH]c2cc(OC)c(OC)cc12
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOCCCNc1nc(=S)[nH]c2cc(OC)c(OC)cc12
CCOCCCNc1nc(=S)[nH]c2cc(OC)c(OC)cc12
4-(3-ethoxypropylamino)-6,7-dimethoxy-1H-quinazoline-2-thione