C312322331333132212111133133313331323133313331333133313231311132311   >>    C31232233133313221211113313331333132313331333133313331323131113231   <<    C312322331333132212111133133313331323133313331333133313231311132313   >>      C312322331333132212111133133313331323133313331333133313231311132312   >>