Task: Answer the MCQ question.
Question: Which drug has a 19.274\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: CSCCC(NS(=O)(=O)c1cc(C(=O)O)ccc1Cl)C(=O)O
b: CC(C)(C)NCc1ccccc1OCc1cccs1.Cl
c: Cc1ccc(CN2CCc3[nH]c(=O)[nH]c(=O)c3C2)cc1
d: CC(=O)N(C)N(C)c1cc(C)nc(N)n1
e: COc1ccc(S(=O)(=O)n2nc(-c3ccc(Cl)cc3)cc2N)cc1OC
Answer: b. CC(C)(C)NCc1ccccc1OCc1cccs1.Cl
{#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#}
CC(C)(C)NCc1ccccc1OCc1cccs1.Cl
CC(C)(C)NCc1ccccc1OCc1cccs1.Cl
2-methyl-N-[[2-(thiophen-2-ylmethoxy)phenyl]methyl]propan-2-amine;hydrochloride