C11111211113313112113313331333133313133313233112111133132231121   >>    C1111121111331311211331333133313331313331323311211113313223112   <<    C11111211113313112113313331333133313133313233112111133132231123   >>      C11111211113313112113313331333133313133313233112111133132231122   >>