C312322331333132212111133133313331323133313221211111333132233131331   >>    C31232233133313221211113313331333132313331322121111133313223313133   <<    C312322331333132212111133133313331323133313221211111333132233131333   >>      C312322331333132212111133133313331323133313221211111333132233131332   >>