instruction:
In this task, you are given a sentence. You are expected to recognize the name of any form of chemical substances. Although there might be several correct answers, you need to write one of them.
question:
Intercalation pathway in many-particle LiFePO4 electrode revealed by nanoscale state-of-charge mapping.
answer:
LiFePO4


question:
Oncolytic activity and mechanism of action of a novel L-cysteine derivative, L-cysteine, ethyl ester, S-(N-methylcarbamate) monohydrochloride.
answer:
L-cysteine


question:
Investigation of astatine(III) hydrolyzed species: experiments and relativistic calculations.
answer:

astatine(III)


