Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a Cc1nsc(-c2nnc3n2CCN(C(=O)c2ccc(C(F)(F)F)cc2)[C@@H]3C)n1
b N#Cc1ccc(C(=O)N2CCC3(CC2)N=C(N)c2c(F)ccc(F)c2N3)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-(4-amino-5,8-difluorospiro[1H-quinazoline-2,4'-piperidine]-1'-carbonyl)pyridine-2-carbonitrile