Task: Answer the MCQ question.
Question: Which drug has a 12.793\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) Cc1cc(NC(=O)CSc2nnc(-c3ccoc3C)o2)no1
b.) COC(=O)c1c(N2C(=O)CC(Sc3ccccc3C(=O)O)C2=O)sc2c1CCCC2
c.) O=S1(=O)CCC(S(=O)(=O)N2CCCCCC2)C1
d.) Clc1ccc2ccc3cccnc3c2n1
Answer: d. Clc1ccc2ccc3cccnc3c2n1
{#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#}
Clc1ccc2ccc3cccnc3c2n1
Clc1ccc2ccc3cccnc3c2n1
2-chloro-1,10-phenanthroline