C31232233133313221211113313331333132313331333133313331333133313232233131131121   >>    C3123223313331322121111331333133313231333133313331333133313331323223313113112   <<    C31232233133313221211113313331333132313331333133313331333133313232233131131123   >>      C31232233133313221211113313331333132313331333133313331333133313232233131131122   >>