C312322331333132212111133133313331333133322131211113313132313231331   >>    C31232233133313221211113313331333133313332213121111331313231323133   <<    C312322331333132212111133133313331333133322131211113313132313231333   >>      C312322331333132212111133133313331333133322131211113313132313231332   >>