Task: Answer the MCQ question.
Query: Which drug exhibits a -6.147\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] C=CCc1cc(C=O)cc(OC)c1OCc1c(Cl)cccc1Cl
[b] O=C(Nc1ccccc1)N1CCCC(c2nc(-c3ccc(F)cc3)no2)C1
[c] COCc1nnc(NC(=O)c2ccc(S(=O)(=O)N(CC(C)C)CC(C)C)cc2)o1
[d] CCCCn1c(=O)n(Cc2cccc(F)c2)c(=O)c2c1ncn2Cc1ccco1
Answer: a. C=CCc1cc(C=O)cc(OC)c1OCc1c(Cl)cccc1Cl
{#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#}
4-[(2,6-dichlorophenyl)methoxy]-3-methoxy-5-prop-2-enylbenzaldehyde