Task: Answer the MCQ question.
Question: Which drug has a 1.547\% 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. CC1Cc2nc(SCC(=O)NCc3ccccc3)n(Cc3ccccc3)c(=O)c2S1
b. O=C(NCC(=O)N1CCN(S(=O)(=O)/C=C/c2ccccc2)CC1)c1ccc(Cl)cc1
c. CCOC(=O)N1CCN(C(=O)COC(=O)COc2c(C)cc(C)cc2C)CC1
Answer: b. O=C(NCC(=O)N1CCN(S(=O)(=O)/C=C/c2ccccc2)CC1)c1ccc(Cl)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#}
O=C(NCC(=O)N1CCN(S(=O)(=O)/C=C/c2ccccc2)CC1)c1ccc(Cl)cc1
O=C(NCC(=O)N1CCN(S(=O)(=O)/C=C/c2ccccc2)CC1)c1ccc(Cl)cc1
4-chloro-N-[2-oxo-2-[4-[(E)-2-phenylethenyl]sulfonylpiperazin-1-yl]ethyl]benzamide