C312322331333132212111133133313331323133313221211111211111111331333132112312111   >>    C31232233133313221211113313331333132313331322121111121111111133133313211231211   <<    C312322331333132212111133133313331323133313221211111211111111331333132112312113   >>      C312322331333132212111133133313331323133313221211111211111111331333132112312112   >>