C132233133112121111331333133313231333133313231311331333132233131311   >>    C13223313311212111133133313331323133313331323131133133313223313131   <<    C132233133112121111331333133313231333133313231311331333132233131313   >>      C132233133112121111331333133313231333133313231311331333132233131312   >>