Task: Answer the MCQ question.
Question: Which drug has a 1.663\% 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 CCOC(=O)N1CCN(c2c(NCCCN(CC)CC)c(=O)c2=O)CC1
b COc1ccc(-c2csc(NC(=O)c3nc(-c4ccccc4)oc3C)n2)cc1
c COc1ccccc1N1CCN(S(=O)(=O)/C=C/c2ccccc2)CC1
Answer: c. COc1ccccc1N1CCN(S(=O)(=O)/C=C/c2ccccc2)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#}
1-(2-methoxyphenyl)-4-[(E)-2-phenylethenyl]sulfonylpiperazine