Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) CN(C)c1ccc(/C=C/c2c(F)cccc2F)cn1
b) O=C1COc2ccc(CNC34CCC(CCc5c(F)cnc6cc(C(F)(F)F)cnc56)(CC3)OC4)nc2N1
c) COC1COCCC1NC1CCC(C(=O)N2CCN(c3ccnc(C(F)(F)F)c3)CC2)(C(C)C)C1
Answer: b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
6-[[[1-[2-[3-fluoro-7-(trifluoromethyl)-1,5-naphthyridin-4-yl]ethyl]-2-oxabicyclo[2.2.2]octan-4-yl]amino]methyl]-4H-pyrido[3,2-b][1,4]oxazin-3-one