Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -4.342\% 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 or b without using any other words.
Options:
[a] O=C(Cn1c(=O)oc2ccccc21)Nc1ccc(F)cc1
[b] COc1cccc(-c2cc(C(F)(F)F)nc(-n3cc(Cl)cn3)n2)c1
Answer: b. COc1cccc(-c2cc(C(F)(F)F)nc(-n3cc(Cl)cn3)n2)c1
{#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#}
COc1cccc(-c2cc(C(F)(F)F)nc(-n3cc(Cl)cn3)n2)c1
COc1cccc(-c2cc(C(F)(F)F)nc(-n3cc(Cl)cn3)n2)c1
2-(4-chloropyrazol-1-yl)-4-(3-methoxyphenyl)-6-(trifluoromethyl)pyrimidine