C221213331323133112111133133313331333133313132233132313231323123231   >>    C22121333132313311211113313331333133313331313223313231323132312323   <<    C221213331323133112111133133313331333133313132233132313231323123233   >>      C221213331323133112111133133313331333133313132233132313231323123232   >>