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) CCn1cc([C@@]2(c3nnc(O)o3)N[C@@H](c3nc(-c4ccc(F)cn4)c[nH]3)Cc3c2[nH]c2ccccc32)cn1
b) CN1C[C@@H]2C[C@H]1CN2c1cnc(-c2ccc3[nH]c(C(F)(F)F)cc3c2)cn1
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}
5-[5-[(1S,4S)-5-methyl-2,5-diazabicyclo[2.2.1]heptan-2-yl]pyrazin-2-yl]-2-(trifluoromethyl)-1H-indole