Task: Answer the MCQ question.
Question: Which drug has a 27.900% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCOC(=O)c1sc2ncn(/N=C/c3ccc(O)c(OC)c3)c(=O)c2c1C
[b] Cc1csc(-c2cnn(-c3ccccc3)c2NC(=O)c2cccc(F)c2)n1
[c] CC[C@@H](C)[C@H](NC(=O)Cc1c(C)c2c(cc(C)c3c(C)coc32)oc1=O)C(=O)O
[d] O=C(Nc1nncs1)c1cccc(S(=O)(=O)N2CCOCC2)c1
Answer: a. CCOC(=O)c1sc2ncn(/N=C/c3ccc(O)c(OC)c3)c(=O)c2c1C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)c1sc2ncn(/N=C/c3ccc(O)c(OC)c3)c(=O)c2c1C
CCOC(=O)c1sc2ncn(/N=C/c3ccc(O)c(OC)c3)c(=O)c2c1C
ethyl 3-[(E)-(4-hydroxy-3-methoxyphenyl)methylideneamino]-5-methyl-4-oxothieno[2,3-d]pyrimidine-6-carboxylate