Task: Answer the MCQ question.
Query: Which drug has a -4.812\% 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) Cc1ccc(C(=O)Nc2cccc(-c3nc4ncccc4o3)c2)cc1
b) CC1CC(C(F)(F)F)n2ncnc2N1
c) COC(=O)CN1C2(C#N)CCCCC2CC2CCCCC21C#N
d) C=CCn1c(C)cc(C(=O)Cn2ncc(Cl)c(Cl)c2=O)c1C
Answer: b. CC1CC(C(F)(F)F)n2ncnc2N1
{#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#}
CC1CC(C(F)(F)F)n2ncnc2N1
CC1CC(C(F)(F)F)n2ncnc2N1
5-methyl-7-(trifluoromethyl)-4,5,6,7-tetrahydro-[1,2,4]triazolo[1,5-a]pyrimidine