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. O=C1NN=C(c2ccc(OC3CCN(C4CCC4)CC3)cc2)[C@@H]2C[C@H]12
b. CNC(=O)c1cccc(-c2ccc3c(N4CCOC[C@H]4C)nc(N4CCOC[C@H]4C)nc3n2)c1
Answer: a
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}
(1S,6R)-5-[4-(1-cyclobutylpiperidin-4-yl)oxyphenyl]-3,4-diazabicyclo[4.1.0]hept-4-en-2-one