C11111211113313112113313331333132313331322113121111331323223313131131   >>    C1111121111331311211331333133313231333132211312111133132322331313113   <<    C11111211113313112113313331333132313331322113121111331323223313131133   >>      C11111211113313112113313331333132313331322113121111331323223313131132   >>