Cerca
Scopri nuove persone e i loro amici a quattro zampe, e fai nuove amicizie
any group or radical of the form RCO- where R is an organic group
any group or radical of the form RCO- where R is an organic group
any group or radical of the form RCO- where R is an organic group
the organic group of acetic acid (CH3CO-)
the organic group of acetic acid (CH3CO-)