Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C(Nc1ccc(Cl)c(Cl)c1)N1CCN(C[C@H]2CN(C3CC3)CCO2)CC1
b. CCCCN(CCCC)CC[C@H](O)c1cc2c(Cl)cc(Cl)cc2c2cc(C(F)(F)F)ccc12
c. CNc1nnc(-c2cn3ncnc(Nc4cnc5[nH]c(C)cc5c4)c3c2C(C)C)o1
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}
4-[[(2S)-4-cyclopropylmorpholin-2-yl]methyl]-N-(3,4-dichlorophenyl)piperazine-1-carboxamide