Task: Answer the multiple choice question.
Query: Which compound exhibits a 1.756\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C1c2ccncc2C(=O)N1c1cccc(Cl)c1
b. Cc1ccc(NC(=O)CN(C)c2ccc(S(=O)(=O)N3CCN(C)CC3)cn2)cc1
c. O=C(COc1ccc2c(c1)CCC2)N1CCN(c2ccc(F)cc2)CC1
Answer: b. Cc1ccc(NC(=O)CN(C)c2ccc(S(=O)(=O)N3CCN(C)CC3)cn2)cc1
{#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#}
Cc1ccc(NC(=O)CN(C)c2ccc(S(=O)(=O)N3CCN(C)CC3)cn2)cc1
Cc1ccc(NC(=O)CN(C)c2ccc(S(=O)(=O)N3CCN(C)CC3)cn2)cc1
2-[methyl-[5-(4-methylpiperazin-1-yl)sulfonylpyridin-2-yl]amino]-N-(4-methylphenyl)acetamide