C312322331333132212111133133313331323133313221211111333132233131333222311   >>    C31232233133313221211113313331333132313331322121111133313223313133322231   <<    C312322331333132212111133133313331323133313221211111333132233131333222313   >>      C312322331333132212111133133313331323133313221211111333132233131333222312   >>