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Table 5 The natural atomic charges calculated at the B3LYP/6-311G (d, p)

From: Novel enaminone derived from thieno [2,3-b] thiene: Synthesis, x-ray crystal structure, HOMO, LUMO, NBO analyses and biological activity

Atom

NAC

Atom

NAC

S1

0.4769

C31

-0.1992

S2

0.4768

H32

0.2015

O3

-0.6275

C33

-0.1815

O4

-0.6275

H34

0.2109

N 5

-0.4109

C35

0.4817

N6

-0.4109

C36

-0.4302

C7

-0.2120

H37

0.2135

C8

-0.0515

C38

0.1238

C9

-0.1166

H39

0.2097

C10

-0.0515

C40

-0.3385

C11

-0.2120

H41

0.2007

C12

-0.3588

H42

0.1793

C13

-0.0517

H43

0.1853

C14

-0.1815

C44

-0.3611

H15

0.2109

H45

0.2070

C16

-0.1992

H46

0.1917

H17

0.2015

H47

0.1857

C18

-0.2043

C48

0.4817

H19

0.1998

C49

-0.4302

C20

-0.1920

H50

0.2135

H21

0.2019

C51

0.1238

C22

-0.1817

H52

0.2097

H23

0.2106

C53

-0.3385

C24

-0.0517

H54

0.2007

C25

-0.1817

H55

0.1793

H26

0.2106

H56

0.1853

C27

-0.1920

C57

-0.3611

H28

0.2019

H58

0.1857

C29

-0.2044

H59

0.2070

H30

0.1998

H60

0.1917