"Gas Phase" results for Cytosine

Basis: cc-pVDZ

EOM-CCSD
CIS(D)
TD-DRT/PBE0
TD-DRT/wB97xD
Exc. E, eV
Oscil. str
Exc. E, eV
Oscil. str
Exc. E, eV
Oscil. str
Exc. E, eV
Oscil. str
1A' 5.061 0.056 6.152 0.166 4.982 0.045 5.226 0.071
1A" 5.482 0.001 6.902 0.002 4.914 0.000 5.253 0.001
2A" 6.074 0.000 7.231 0.001 5.805 0.000 6.014 0.000
4A" 7.039 0.000 7.886 0.001 6.614 0.000 7.198 0.000
2A' 6.068 0.166 7.607 0.353 5.798 0.090 6.147 0.110
3A" 6.360 0.000 5.352 0.001 5.253 0.001
MAD
0.721
1.970
0.443
0.747

Basis: aug-cc-pVDZ

EOM-CCSD
CIS(D)
TD-DRT/PBE0
TD-DRT/wB97xD
Exc. E, eV
Oscil. str
Exc. E, eV
Oscil. str
Exc. E, eV
Oscil. str
Exc. E, eV
Oscil. str
1A' 5.963 0.169 4.881 0.054 5.104 0.079
1A" 5.406 -0.003 6.874 0.002 4.917 0.001 5.252 0.002
2A" 5.733 0.000 5.993 0.000
4A" 5.571 -0.004 6.285 0.012 5.434 0.005 5.902 0.006
2A' 5.651 0.086 5.973 0.116
3A" 6.268 0.000 5.350 0.001 5.861 0.000
MAD
0.338
1.354
0.226
0.387