C22121333132313311211113313331333132233131133133313331323311121   >>    C2212133313231331121111331333133313223313113313331333132331112   <<    C22121333132313311211113313331333132233131133133313331323311123   >>      C22121333132313311211113313331333132233131133133313331323311122   >>