Task: Answer the multiple-choice question.
Question: Which compound exhibits a 6.921\% 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.) NC(=O)CCn1c(C(=O)c2ccc(Cl)cc2)c2ccccc2[n+]1[O-]
b.) O=C(NCc1cccs1)c1cc2c(s1)-c1ccccc1OC2
c.) Cc1c(NC(=O)c2cccnc2C(=O)O)cccc1C(=O)O
d.) O=C(NCC1CCCO1)c1cc2n(n1)C(C(F)(F)F)CC(c1ccc(Br)cc1)N2
e.) CCOC(=O)Cn1c(=NC(=O)C(C)(C)C)sc2cc([N+](=O)[O-])ccc21
Answer: a. NC(=O)CCn1c(C(=O)c2ccc(Cl)cc2)c2ccccc2[n+]1[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#}
NC(=O)CCn1c(C(=O)c2ccc(Cl)cc2)c2ccccc2[n+]1[O-]
NC(=O)CCn1c(C(=O)c2ccc(Cl)cc2)c2ccccc2[n+]1[O-]
3-[3-(4-chlorobenzoyl)-1-oxidoindazol-1-ium-2-yl]propanamide