Task: Answer the MCQ question.
Question: Which drug exhibits a 1.752\% 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 additional words.
Options:
a) Oc1c(C(c2cccs2)N2CCN(c3cccc(Cl)c3)CC2)sc2ncnn12
b) c1ccc(-c2cc(-c3ccccc3)ncn2)cc1
c) O=C(CCc1ccccc1)NNC(=O)COc1ccccc1Cl
d) Cc1ccc(-n2c(=O)c3sccc3n(CC(=O)NC3CCCCC3)c2=O)cc1
Answer: b. c1ccc(-c2cc(-c3ccccc3)ncn2)cc1
{#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#}
c1ccc(-c2cc(-c3ccccc3)ncn2)cc1
c1ccc(-c2cc(-c3ccccc3)ncn2)cc1
4,6-diphenylpyrimidine