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WATER27 results

Density functional: PW91P86

Reference values and deviations (result - reference) of the respective functional
w/o dispersion correction, D3(0) dispersion correction, and D3(BJ) dispersion correction in kcal/mol.

# Systems Stoichiometry Ref. without D3(0)
1 H2O2 H2O -1 2 5.01 1.16 1.45
2 H2O3 H2O -1 3 15.8 3.55 4.51
3 H2O4 H2O -1 4 27.4 6.77 8.09
4 H2O5 H2O -1 5 35.9 9.05 10.66
5 H2O6 H2O -1 6 46.0 9.57 12.85
6 H2O6c H2O -1 6 45.8 9.98 12.98
7 H2O6b H2O -1 6 45.3 10.82 13.25
8 H2O6c2 H2O -1 6 44.3 11.01 12.94
9 H2O8d2d H2O -1 8 72.6 15.74 20.23
10 H2O8s4 H2O -1 8 72.6 15.70 20.19
11 H2O20 H2O -1 20 198.6 46.75 57.99
12 H2O20fc H2O -1 20 208.0 38.43 53.34
13 H2O20fs H2O -1 20 208.0 40.02 54.41
14 H2O20es H2O -1 20 209.7 41.94 55.77
15 H3OpH2O H3Op H2O -1 1 1 33.5 4.81 5.10
16 H3OpH2O2 H3Op H2O -1 1 2 56.9 6.42 7.03
17 H3OpH2O3 H3Op H2O -1 1 3 76.5 7.40 8.36
18 H3OpH2O63d H3Op H2O -1 1 6 117.8 13.89 17.11
19 H3OpH2O62d H3Op H2O -1 1 6 114.9 13.48 15.85
20 OHmH2O OHm H2O -1 1 1 26.6 4.13 4.36
21 OHmH2O2 OHm H2O -1 1 2 48.4 5.54 6.04
22 OHmH2O3 OHm H2O -1 1 3 67.6 6.85 7.82
23 OHmH2O4c4 OHm H2O -1 1 4 84.8 6.69 8.94
24 OHmH2O4cs OHm H2O -1 1 4 84.8 8.43 10.95
25 OHmH2O5 OHm H2O -1 1 5 100.7 9.18 12.93
26 OHmH2O6 OHm H2O -1 1 6 115.7 11.64 15.94
27 H3OpH2O6OHm H2O8s4 1 -1 28.5 -12.82 -11.64
MD 12.82 16.57
MAD 13.77 17.43
RMSD 18.44 23.99