Problem statement: Answer the multiple choice question.
Query: Which compound has a 3.555\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. O=C(OCn1ncc(Cl)c(Cl)c1=O)c1cccc(C(F)(F)F)c1
b. O=S(=O)(NC1CC1)c1ccc2c3c(cccc13)CC2
c. Brc1ccc(-c2csc3ncnc(-n4nnc5ccccc54)c23)cc1
Answer: c. Brc1ccc(-c2csc3ncnc(-n4nnc5ccccc54)c23)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#}
Brc1ccc(-c2csc3ncnc(-n4nnc5ccccc54)c23)cc1
Brc1ccc(-c2csc3ncnc(-n4nnc5ccccc54)c23)cc1
5-(4-bromophenyl)-4-(benzotriazol-1-yl)thieno[2,3-d]pyrimidine