Problem statement: Answer the multiple choice question.
Query: Which compound has a 12.868\% human ether-à-go-go related gene (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: COC(C[C@@H](O)C[C@@H](O)[C@@H](C)OCc1ccccc1)OC
b: N#Cc1ccc(NC(=O)CN2C(=O)NC3(CCCCCCC3)C2=O)cc1Cl
c: CCCCN(C(=O)C(C)Oc1cccc(Cl)c1)c1c(N)n(CCC)c(=O)[nH]c1=O
d: Cc1cc(O)c(/C=N/OCc2ccc(Cl)cc2Cl)c(=O)o1
Answer: a. COC(C[C@@H](O)C[C@@H](O)[C@@H](C)OCc1ccccc1)OC
{#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#}
COC(C[C@@H](O)C[C@@H](O)[C@@H](C)OCc1ccccc1)OC
COC(C[C@@H](O)C[C@@H](O)[C@@H](C)OCc1ccccc1)OC
(3S,5R,6R)-1,1-dimethoxy-6-phenylmethoxyheptane-3,5-diol