Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 2.142\% human ether-à-go-go related gene (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. CC1CCN(C(=O)CN(Cc2ccccc2)S(C)(=O)=O)CC1
b. CCn1c(NC(=O)c2ccc(F)cc2)c2ccccc2nc1=O
c. CCN(CC)CC(O)COC(=O)C(O)(c1ccccc1)C1CCCCC1.Cl
d. CCNC(=S)N(CCc1c(C)[nH]c2ccc(Cl)cc12)Cc1cccnc1
e. COc1ccc(N=Cc2nc(-c3ccccc3)oc2OC(=O)c2ccccc2)cc1
Answer: b. CCn1c(NC(=O)c2ccc(F)cc2)c2ccccc2nc1=O
{#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#}
CCn1c(NC(=O)c2ccc(F)cc2)c2ccccc2nc1=O
CCn1c(NC(=O)c2ccc(F)cc2)c2ccccc2nc1=O
N-(3-ethyl-2-oxoquinazolin-4-yl)-4-fluorobenzamide