C312322331333132212111133133313331323132322331333132313231333233313223311   >>    C31232233133313221211113313331333132313232233133313231323133323331322331   <<    C312322331333132212111133133313331323132322331333132313231333233313223313   >>      C312322331333132212111133133313331323132322331333132313231333233313223312   >>