Task: Answer the MCQ question.
Question: Which compound has a 16.668\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CN1CCCN(Cc2nc(-c3cccc(C(F)(F)F)c3)no2)CC1
b. CC(SCc1ccc(C(=O)O)o1)c1ccc(C(=O)O)o1
c. CCCn1c(=S)[nH]c2cc(C(=O)N3CCN(C(=O)OCC)CC3)ccc2c1=O
d. Cc1ccc(C(=O)Nc2ccc(S(=O)(=O)N3CCCC3)cc2)s1
Answer: b. CC(SCc1ccc(C(=O)O)o1)c1ccc(C(=O)O)o1
{#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(SCc1ccc(C(=O)O)o1)c1ccc(C(=O)O)o1
CC(SCc1ccc(C(=O)O)o1)c1ccc(C(=O)O)o1
5-[1-(5-carboxyfuran-2-yl)ethylsulfanylmethyl]furan-2-carboxylic acid