https://webbook.nist.gov/cgi/cbook.cgi?ID=B6398&Mask=40
EtNO2..NO2 anion
anion
https://webbook.nist.gov/cgi/cbook.cgi?ID=B6403
(EtNO2)3..EtNO2 anion
anion
https://webbook.nist.gov/cgi/cbook.cgi?ID=B6401&Mask=40
(EtNO2)4..NO2 anion
anion
https://webbook.nist.gov/cgi/cbook.cgi?ID=B6409&Mask=40
EtNO2..C2H3NO2 anion
anion