Problem statement: Answer the multiple-choice question.
Query: Which compound has a -1.032\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: OCCN(Cc1ccccc1)Cc1ccccc1Cl
b: COc1cccc(CCC(=O)Nc2cccc(S(=O)(=O)N3CCCC3)c2)c1OC
c: C=CCNC(=O)C1CC2Cn3c(nc4ccccc43)C2N1C
d: c1coc(CNc2nc3ccccc3n2CCN2CCOCC2)c1
Answer: a. OCCN(Cc1ccccc1)Cc1ccccc1Cl
{#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#}
OCCN(Cc1ccccc1)Cc1ccccc1Cl
OCCN(Cc1ccccc1)Cc1ccccc1Cl
2-[benzyl-[(2-chlorophenyl)methyl]amino]ethanol