Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -3.331\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] O=C(COc1ccccc1Cl)Nc1ccc2c(c1)OCO2
[b] CCCCNc1c(-c2cccc(SC3CCCCC3)c2)nc2ccc(Cl)cn12.O=C(O)C(F)(F)F
[c] COc1ccccc1-c1nc(SCC(=O)N(C)c2ccccc2)c2c(=O)n(C)c(=O)n(C)c2n1
[d] Cc1c(C(=O)Oc2ccc(F)cc2)sc2ncn(Cc3cccc(F)c3)c(=O)c12
Answer: a. O=C(COc1ccccc1Cl)Nc1ccc2c(c1)OCO2
{#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(COc1ccccc1Cl)Nc1ccc2c(c1)OCO2
O=C(COc1ccccc1Cl)Nc1ccc2c(c1)OCO2
N-(1,3-benzodioxol-5-yl)-2-(2-chlorophenoxy)acetamide