Task: Answer the multiple choice question.
Query: Which drug has a 9.953\% 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 O=S(=O)(c1ccccc1)c1nnn2c1nc(NC1CCN(Cc3ccccc3)CC1)c1cc(Cl)ccc12
b CCc1cccc(NC(=O)CN(c2ccc(OC)cc2)S(=O)(=O)c2c(C)n[nH]c2C)c1
c CSc1ccc(CCNC(=O)CN2C(=O)c3cccnc3Oc3ccc(C)cc32)cc1
Answer: b. CCc1cccc(NC(=O)CN(c2ccc(OC)cc2)S(=O)(=O)c2c(C)n[nH]c2C)c1
{#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#}
CCc1cccc(NC(=O)CN(c2ccc(OC)cc2)S(=O)(=O)c2c(C)n[nH]c2C)c1
CCc1cccc(NC(=O)CN(c2ccc(OC)cc2)S(=O)(=O)c2c(C)n[nH]c2C)c1
2-[N-[(3,5-dimethyl-1H-pyrazol-4-yl)sulfonyl]-4-methoxyanilino]-N-(3-ethylphenyl)acetamide