C1111133313331323223313331333133313311211111211331311312111111331231   >>    C111113331333132322331333133313331331121111121133131131211111133123   <<    C1111133313331323223313331333133313311211111211331311312111111331233   >>      C1111133313331323223313331333133313311211111211331311312111111331232   >>