Problem statement: Answer the MCQ question.
Question: Which drug has a 8.661\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: O=C(CCN1CCN(S(=O)(=O)c2cccc([N+](=O)[O-])c2)CC1)Nc1ccccc1F
b: CCC1(C2=NCCN2)Cc2ccccc2O1.Cl
c: COc1cc2c(cc1OC)CN(C(=O)c1ccc(S(=O)(=O)N3CCCC3)cc1)CC2
d: O=C(Nc1ccc2c(c1)OCCO2)c1ccc(Br)o1
e: COC(=O)c1cc2occc2n1Cc1nc(-c2cccc(Cl)c2)oc1C
Answer: b. CCC1(C2=NCCN2)Cc2ccccc2O1.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#}
CCC1(C2=NCCN2)Cc2ccccc2O1.Cl
CCC1(C2=NCCN2)Cc2ccccc2O1.Cl
2-(2-ethyl-3H-1-benzofuran-2-yl)-4,5-dihydro-1H-imidazole;hydrochloride