Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
a) OCCN1CCNCC1
b) CO[Si](CCCNCCCN)(OC)OC
c) O=P(OCCCl)(OCCCl)OCC(CO)(CO)COP(=O)(OCCCl)OCCCl
d) CCCCOCCO
e) CC=CC=CC(=O)O
Answer: e
Task: Please answer the multiple choice question.
Question: Which molecule has the highest {acute_toxicity__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}