Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] c1ccc2c(N3CCN(CCCOc4ccc5c(c4)CNC5)CC3)cccc2c1
[b] COc1cc(N2CCN(C(=O)[C@H](C)O)CC2)ccc1Nc1ncc(Cl)c(-c2cnc3ccccn23)n1
Answer: a, 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}
5-[3-(4-naphthalen-1-ylpiperazin-1-yl)propoxy]-2,3-dihydro-1H-isoindole