Task: Answer the multiple choice question.
Query: Which compound has a 5.549\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) COC(=O)c1cc(C(=O)OC)cc(N2C(=O)CN=C2Nc2nc(C)cc(C)n2)c1
b.) O=C(Cn1c(=O)oc2cc(S(=O)(=O)N3CCCC3)ccc21)NCc1ccc(F)cc1
Answer: b. O=C(Cn1c(=O)oc2cc(S(=O)(=O)N3CCCC3)ccc21)NCc1ccc(F)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#}
O=C(Cn1c(=O)oc2cc(S(=O)(=O)N3CCCC3)ccc21)NCc1ccc(F)cc1
O=C(Cn1c(=O)oc2cc(S(=O)(=O)N3CCCC3)ccc21)NCc1ccc(F)cc1
N-[(4-fluorophenyl)methyl]-2-(2-oxo-6-pyrrolidin-1-ylsulfonyl-1,3-benzoxazol-3-yl)acetamide