C312322331333132212111133133313113313331333133311211331323223311   >>    C31232233133313221211113313331311331333133313331121133132322331   <<    C312322331333132212111133133313113313331333133311211331323223313   >>      C312322331333132212111133133313113313331333133311211331323223312   >>