Rs_0 -> Cs_0 Cs_0 -> Rs_0 0 -> Rs_0 Rs_0 -> Ri_0 0 -> Rs_0 Cs_0 -> Ci_0 Ri_0 -> Ci_0 Ci_0 -> Ri_0 Ri_0 -> 0 Ci_0 -> Ld_0 Li_0 -> 0 Li_0 -> 0 L_0 -> 0