C33331211113313331211113313331333133313223313311211111211331323223321   >>    C3333121111331333121111331333133313331322331331121111121133132322332   <<    C33331211113313331211113313331333133313223313311211111211331323223323   >>      C33331211113313331211113313331333133313223313311211111211331323223322   >>