Task: Answer the multiple choice question.
Question: Which drug has a 21.854% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CNc1nc(-c2c(C)[nH]c3ccc(OC)cc23)cs1
[b] O=C(c1[nH]ncc1[N+](=O)[O-])N1CCOCC1
[c] Cc1ccc(CNC(=O)c2ccc3c(c2)NC(=O)CS3)cc1
[d] O=c1oc(-c2ccccc2F)nc2scc(-c3ccccc3)c12
Answer: a. CNc1nc(-c2c(C)[nH]c3ccc(OC)cc23)cs1
{#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#}
CNc1nc(-c2c(C)[nH]c3ccc(OC)cc23)cs1
CNc1nc(-c2c(C)[nH]c3ccc(OC)cc23)cs1
4-(5-methoxy-2-methyl-1H-indol-3-yl)-N-methyl-1,3-thiazol-2-amine