C22121333132313311211113313331333132233131133133313331323132312323231   >>    C2212133313231331121111331333133313223313113313331333132313231232323   <<    C22121333132313311211113313331333132233131133133313331323132312323233   >>      C22121333132313311211113313331333132233131133133313331323132312323232   >>