Problem statement: Answer the MCQ question.
Query: Which drug has a 4.946\% 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 CSc1nc2ccc(Cl)cc2[nH]1
b Cn1c(-c2ccc3nc(N)sc3c2)nc2cc(N)ccc21
c COc1ccc(S(=O)(=O)N2CCCCC2)cc1NC(=O)Cn1c(=O)cnc2ccccc21
d CCCC(=O)N(c1ccc2oc(C)c(C(C)=O)c2c1)S(=O)(=O)c1ccc(C(=O)O)cc1
Answer: a. CSc1nc2ccc(Cl)cc2[nH]1
{#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#}
CSc1nc2ccc(Cl)cc2[nH]1
CSc1nc2ccc(Cl)cc2[nH]1
6-chloro-2-methylsulfanyl-1H-benzimidazole