Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 12.412\% 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 COc1cccc(-c2nnc(SCc3nc4ccccc4[nH]3)n2N)c1
b C=CCNc1ncnc2ccc(Br)cc12
c COc1ccc(NC(C)=O)cc1NC(=O)CN1CCN(C2c3ccccc3-c3ccccc32)CC1
Answer: b. C=CCNc1ncnc2ccc(Br)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#}
C=CCNc1ncnc2ccc(Br)cc12
C=CCNc1ncnc2ccc(Br)cc12
6-bromo-N-prop-2-enylquinazolin-4-amine