A/a = OH B/b = HO3 C/c = SOHA D/d = SO2 E/e = O F/f = O2SA G/g = H2O H/h = O4 I/i = O2 J/j = OH3 K/k = NOH L/l = ASO2 M/m = H2 N/n = HO O/o = S3 P/p = OS2A Q/q = H2OS R/r = OHA S/s = O3 T/t = H U/u = O2H V/v = O3H W/w = OH2 X/x = SO2H Y/y = SOH2 Z/z = H2O2 0 = N5 1 = ON4 2 = O2N3 3 = O3N2 4 = O4N 5 = O5 6 = NO4 7 = N2O3 8 = N3O2 9 = N4O . = OHOHOH , = H2O2N2 ? = O2N2A2 ! = O2N2A : = H3O3 " = OHO2HO ' = OH4O = = HO3H
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