<s>
ChemRefer	B-Application
is	O
a	O
service	O
that	O
allows	O
searching	O
of	O
freely	O
available	O
and	O
full-text	O
chemical	O
and	O
pharmaceutical	O
literature	O
that	O
is	O
published	O
by	O
authoritative	O
sources	O
.	O
</s>
<s>
ChemRefer	B-Application
is	O
primarily	O
of	O
use	O
to	O
readers	O
who	O
do	O
not	O
have	O
subscriptions	O
for	O
accessing	O
restricted	O
chemical	O
literature	O
,	O
and	O
to	O
publishers	O
who	O
offer	O
either	O
open	O
access	O
or	O
hybrid	O
open	O
access	O
journals	O
and	O
seek	O
to	O
attract	O
further	O
subscriptions	O
by	O
publicly	O
releasing	O
part	O
of	O
their	O
archive	O
.	O
</s>
