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 other words.
Options:
(a) Cc1cc(C(O)(c2ccc3c(cnn3-c3ccc(F)cc3)c2)C(F)(F)F)ccc1F
(b) CCCCCCCN(CC)CC#CCc1ccccc1
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}
N-ethyl-N-(4-phenylbut-2-ynyl)heptan-1-amine